@Override public final Graph getGraph(Node graphNode) { Graph g = graphs.get(graphNode) ; if ( g == null ) { g = getGraphCreate() ; if ( g != null ) graphs.put(graphNode, g) ; } return g ; }
@Override public Graph getGraph(Node graphNode) { Graph g = graphs.get(graphNode) ; if ( g == null ) { g = getGraphCreate() ; if ( g != null ) addGraph(graphNode, g) ; } return g ; }